Republican lawmakers are blaming Canada for not preventing and containing wildfires, whose smoke has fouled the air in ...

While the smoke is worst along the Western Slope where the fires are burning, levels are also fluctuating on the Front Range.

Researchers found that wildfire smoke can raise ozone to dangerous levels, posing hidden health risks even in remote areas.

A dramatically large and dark column of smoke dominated the sky Tuesday as the Gifford Fire continued to burn in San Luis ...

West-Northwest Winds will continue to bring Smoke south from Canada into Minnesota Today and at times Air Quality in the Twin ...

Forecasting wildfire smoke is hard. We review the best tools to help you predict when unhealthful levels of smoke are coming.

Expect a cooler Wednesday with hazy skies from Canadian wildfire smoke, followed by a warming trend and potential ...

Smoke carried by winds from wildfires burning in Nova Scotia and New Brunswick affected many parts of Prince Edward Island on Thursday.

One resident tells FOX 5 NY they were working from home when they heard a loud explosion and felt part of the building shake ...

Nearly 30 firefighters from across two regions are tackling a woodland blaze that has caused smoke to be seen from Birmingham ...

As wildfires have raged in Utah’s forested areas, some political leaders are pushing for what they say is a way to cut them ...